U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

A lighter for tobacco products suppresses the urge to smoke by operant conditioning.

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Class D05/19 - Lace or open weave type

Subclass of Class D05 - Textile or paper yard goods; sheet material
Definition: Design characterized by threads or strands defining adjacent
No. of patents: 4
Last issue date: 11/22/2011